Bolingbrook is located in Will county Illinois with a geographic area of 24.8 square miles. The total population in Bolingbrook is 74,319 with 49.2% male and 50.8% female. Children under age 5 represent 6.0% of the population, under age 18 equal 25.6% of the population and over age 65 is 10.8% of the population. The median household income is $92,184, per capita income is $35,900. There are a total of 23,165 housing units with 80.4% owner occupied. Education includes 20.9% of residents that are high school graduates and 42.3% with a bachelor's degree or higher. The average temperature in Bolingbrook in the summer is 74 degrees, and in the winter 27 degrees.